Assetmark Inc. Boosts Stake in Cooper Companies

Asset management firm increases holdings in medical device maker by 21%

Apr. 17, 2026 at 7:28am

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An extreme close-up of intricate, highly engineered medical device components and industrial manufacturing equipment, conveying the technical sophistication and scale behind Cooper Companies' product development.Institutional investors are closely watching Cooper Companies' manufacturing operations and product pipeline as indicators of the medical device maker's long-term growth potential.San Ramon Today

Assetmark Inc., an investment management firm, grew its stake in The Cooper Companies, Inc. (NASDAQ:COO) by 21% during the fourth quarter, according to a recent SEC filing. Assetmark now owns 184,410 shares of the medical device company's stock, worth approximately $15.1 million.

Why it matters

The Cooper Companies is a major player in the vision care and women's health products markets, and institutional investor activity in its stock can signal broader market trends and investor sentiment around the company's performance and future prospects.

The details

Assetmark Inc. increased its position in The Cooper Companies by purchasing an additional 31,980 shares during the fourth quarter. The firm now owns about 0.09% of Cooper Companies' outstanding stock. Several other institutional investors and hedge funds have also made changes to their Cooper Companies holdings in recent quarters.

  • Assetmark Inc. disclosed the increased stake in a filing with the SEC on April 17, 2026.
  • The stake increase occurred during the fourth quarter of 2025.

The players

Assetmark Inc.

An investment management firm that provides wealth management and retirement planning services.

The Cooper Companies, Inc.

A global medical device company that develops, manufactures, and markets a range of contact lenses and women's health products.

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What’s next

Investors will likely continue to monitor Assetmark's and other institutional investors' activity in Cooper Companies stock as an indicator of market sentiment around the company's performance and future outlook.

The takeaway

The increased stake by Assetmark Inc. suggests institutional investors see value in Cooper Companies' core vision care and women's health businesses, despite recent market volatility in the medical device sector.